{
  "fields": [{"id":"_id","type":"int"},{"id":"año","type":"numeric"},{"id":"valor","type":"numeric"}],
  "records": [
    [1,2006,2.9],
    [2,2007,2.7],
    [3,2008,2.9],
    [4,2009,1.9],
    [5,2010,1.2],
    [6,2011,0.6],
    [7,2012,0.7],
    [8,2013,0.7],
    [9,2014,0.5],
    [10,2015,0.4],
    [11,2016,0.3],
    [12,2017,0.2]
]}